Project ID:
6000000016
Accepted:
Typ:
Layout:
Question:
Priraďte nasledujúce grafy kvadratických funkcií k ich predpisom.
Question 1 Image:
Answer 1:
$f(x)=x^2+4x+3$
Question 2 Image:
Answer 2:
$f(x)=-x^2-2x+1$
Question 3 Image:
Answer 3:
$f(x)=2x^2-12x+14$
Question 4 Image:
Answer 4:
$f(x)=\frac 12x^2-x+\frac 32$
Question 5 Image:
Answer 5:
$f(x)=-2x^2+4x-2$
Question 6 Image:
Answer 6:
$f(x)=-x^2-2x$
Question 7 Image:
Answer 7:
$f(x)=0{,}2x^2+0{,}8x+1{,}5$
Question 8 Image:
Answer 8:
$f(x)=x^2+x+\frac 32$
Tex:
% tiket 32672
\NastavOD{3}
\otazka{\obrA}{$f(x)=x^2+4x+3$}
\otazka{\obrB}{$f(x)=-x^2-2x+1$}
\otazka{\obrC}{$f(x)=2x^2-12x+14$}
\otazka{\obrD}{$f(x)=\frac12x^2-x+\frac32$}
\otazka{\obrE}{$f(x)=-2x^2+4x-2$}
\otazka{\obrF}{$f(x)=-x^2-2x$}
\otazka{\obrG}{$f(x)=0{,}2x^2+0{,}8x+1{,}5$}
\otazka{\obrH}{$f(x)=x^2+x+\frac32$}
\def\delka{0.65cm}
\def\obrA{
\obrMsr[x=\delka,y=\delka]{-6}{3}{-2}{6}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{-5,-4,-3,-2,-1,1,2}
\obrPopisY[left]{-1,1,2,3,4,5}
\obrFce{(\x)^2+4*(\x)+3}
}
}
\def\obrB{
\obrMsr[x=\delka,y=\delka]{-6}{3}{-4}{3}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{-5,-4,-3,-2,-1,1,2}
\obrPopisY[left]{-3,-2,-1,1,2}
\obrFce{-(\x)^2-2*(\x)+1}
}
}
\def\obrC{
\obrMsr[x=\delka,y=\delka]{-1}{6}{-5}{3}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{1,2,3,4,5}
\obrPopisY[left]{-4,-3,-2,-1,1,2}
\obrFce{2*(\x)^2-12*(\x)+14}
}
}
\def\obrD{
\obrMsr[x=\delka,y=\delka]{-3}{6}{-2}{6}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{-2,-1,1,2,3,4,5}
\obrPopisY[left]{-1,1,2,3,4,5}
\obrFce{1/2*(\x)^2-(\x)+3/2}
}
}
\def\obrE{
\obrMsr[x=\delka,y=\delka]{-3}{6}{-6}{2}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{-2,-1,1,2,3,4,5}
\obrPopisY[left]{1,-1,-2,-3,-4,-5}
\obrFce{-2*(\x)^2+4*(\x)-2}
}
}
\def\obrF{
\obrMsr[x=\delka,y=\delka]{-6}{3}{-6}{2}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{2,1,-1,-2,-3,-4,-5}
\obrPopisY[left]{1,-1,-2,-3,-4,-5}
\obrFce{-(\x)^2-2*(\x)}
}
}
\def\obrG{
\obrMsr[x=\delka,y=\delka]{-6}{4}{-2}{6}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{3,2,1,-1,-2,-3,-4,-5}
\obrPopisY[left]{-1,1,2,3,4,5}
\obrFce{0.2*(\x)^2+0.8*(\x)+1.5}
}
}
\def\obrH{
\obrMsr[x=\delka,y=\delka]{-4}{3}{-2}{6}
{
\obrClip
\draw[help lines, step = 1] (-7,-7) grid (7,7);
\obrOsaX[above left]
\obrOsaY[below right]
\obrPopisX[below]{2,1,-1,-2,-3,}
\obrPopisY[left]{-1,1,2,3,4,5}
\obrFce{(\x)^2+(\x)+3/2}
}
}